Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS39503

Currently announcedSnapshot awaiting refresh

SPbPU-AS Peter the Great St. Petersburg Polytechnic University · SPbPU-AS

Last observed10/3/2026, 06:42:45Open ASN profile →

AS39503 relationship topology

Showing 2 / 2

AS39503SPbPU-AS Peter the Grea…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS56534Comfortel Comfortel Ltd.

Relationship: Upstream
Observed weight: 261
ASN registration country: Russia
Latest RIS data: 10/2/2026, 00:00:00

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS56534Observed weight 261	Comfortel Comfortel Ltd.	Upstream	Russia	8/23/2019, 00:00:00	10/2/2026, 00:00:00	1,288	0
AS3267Observed weight 24	niks SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE "KURCHATOV INSTITUTE"	Upstream	Russia	8/23/2019, 00:00:00	10/2/2026, 00:00:00	116	0

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context